var map = new maptalks.Map('map', {
  center: [-0.09270712, 51.50615],
  zoom: 14,
  baseLayer: new maptalks.TileLayer('base', {
    urlTemplate: '$(urlTemplate)',
    subdomains: $(subdomains),
    attribution: '$(attribution)'
  })
});

var imageLayer = new maptalks.ImageLayer('images',
  [
    {
      url : '1.png',
      extent: [-0.11854216406254636, 51.50043810048564, -0.09081885168461667, 51.50994770979011],
      opacity : 1
    },
    {
      url : '2.png',
      extent: [-0.10343596289067136, 51.50797115663946, -0.07897421667485105, 51.51876102463089],
      opacity : 1
    }
  ]);

map.addLayer(imageLayer);
